Comprehensive STD and STI screening options at convenient Merrimack locations—private, fast, and medically accurate with rapid lab turnaround.
Our team is standing by to answer your questions and schedule your confidential STD testing appointment today.
Comprehensive STD and STI screening options at convenient Merrimack locations—private, fast, and medically accurate with rapid lab turnaround.

Our 10-panel checks HIV 1&2, Syphilis, Gonorrhea, Chlamydia, Hepatitis A/B/C, and Herpes 1&2. Ideal for routine sexual health checkups, this FDA-approved, CLIA-processed panel offers complete peace of mind and is available at all Merrimack testing centers.
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Choose targeted tests for HIV, Herpes, Chlamydia, Gonorrhea, Syphilis, or Hepatitis. Cost-effective and fast, individual testing is ideal for exposure follow-up or symptom-driven screening—easy to order by phone for Merrimack residents.
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We offer 4th generation antibody/p24 testing and FDA-approved HIV RNA early detection for the earliest reliable results (10-12 days post-exposure). Laboratory-based testing ensures accuracy, confidentiality, and access to counseling in the Merrimack area.
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Type-specific IgG blood testing distinguishes HSV-1 and HSV-2 and is useful for asymptomatic screening. Accurate lab interpretation and counseling are provided at our Merrimack locations; many with herpes are unaware they have it.
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Urine-based testing for chlamydia and gonorrhea makes screening simple and non-invasive. These common bacterial STIs are often asymptomatic but easily treated—testing is essential for sexually active Merrimack residents.
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Comprehensive hepatitis A, B, and C blood testing is included in panels and offered separately. Early detection reduces liver complications; CLIA-certified labs provide reliable results to patients across Merrimack.
Learn more →Call for a confidential consultation—same-day testing in Merrimack, knowledgeable staff, discreet phone ordering, and supportive, non-judgmental care to guide you.
Same-day appointments available
📞 Call Now for Confidential TestingRegular STD testing is a key part of keeping yourself and partners healthy in Merrimack. Many sexually transmitted infections are asymptomatic—meaning you can have an STI without noticing symptoms—so routine screening is important. The CDC recommends at least annual testing for sexually active adults, more frequently for those with multiple partners or new partners, and specific tests for pregnant people or men who have sex with men. Local patterns in Southern New Hampshire show common infections such as chlamydia and gonorrhea among younger adults; early detection prevents complications and reduces transmission. Confidential STI screening at a Merrimack sexual health clinic can catch infections early, link you to treatment, and provide counseling on safer sex and prevention. Normalizing testing reduces stigma—think of it as routine health care like dental or physical checkups. Whether you live near Thorntons Ferry, commute to Nashua, or study near Manchester, searching 'STD testing near me' or 'STI testing Merrimack' will connect you with private, rapid options that respect your privacy and provide accurate, FDA-approved results.